This Pulsar eyecup is specially designed for use with the Digisight Ultra Apex and Trail models. The eyecup ensures a comfortable and secure fit between the eye and the device, improving visibility and reducing fatigue during prolonged use. Thanks to its high-quality material, the eyecup provides a good seal against light and protects against dust and moisture. This makes it ideal for use in a variety of environments, both in daylight and in the dark. The eyecup is easy to attach and replace, contributing to the ease of use and durability of your Pulsar Digisight equipment. Using this eyecup improves your viewing experience and increases comfort while observing or hunting with your Digisight Ultra Apex or Trail.